3.5" TFT Touch Screen/3.5" TFT LCD Screen/320x320 Pixels/TFT-H035A3HVIST4C50
Product parameters
 Dimensions (mm) - 54.76x83.58x2.5
 Viewport Window Size - 3.5"
 Product Application - Industrial Instrumentation
 Connection method PIN number - FPC-50PIN
 Interface - MCU/SPI/RGB/MIPI
 Working temperature - (-20~70℃)
 Supply Voltage - 3.3v
 Driver chip model - ST7796S
General Feature:
|  			 Item  |  			 			 Standard Value  |  			 			 Unit  |  		
|  			 Display Size  |  			3.5” | - | 
|  			 Number of Pixels  |  			320(H)x3(RGB)*480(V) | - | 
|  			 Active Area  |  			48.96(H) * 73.44(V) | mm | 
|  			 Outline Dimension  |  			54.76H) * 83.58(V) * 3.95(D) <TFT+CTP> | mm | 
|  			 Viewing Direction  |  			 			 FULL O'clock  |  			- | 
|  			 TFT Interface  |  			Compatible interface, determined by IM[0-2] | - | 
|  			 TFT Driver IC  |  			ST7796S | - | 
|  			 TFT Driver Condition  |  			VCI=2.8V,IOVCC=1.8V(Typ) | V | 
|  			 Backlight  |  			White LED/6 PCS/Series | - | 
|  			 Touch Panel  |  			 			 Whit CTP  |  			- | 
|  			 CTP Driver IC  |  			GT911 | - | 
|  			 CTP Driver Condition  |  			VDD=3.3V(Typ) | V | 
|  			 Operation Temperature  |  			-20 ~ 70 | ℃ | 
|  			 Storage Temperature  |  			-30 ~ 80 | ℃ | 
Pin Description
|  			 Pin NO.  |  			 			 Symbol  |  			 			 Description  |  		|||||||||
| 1 | LEDA | LED Anode | |||||||||
| 2 | LEDK | LED Cathode | |||||||||
| 1 | LED_A | LED Anode | |||||||||
| 2 | LED_K | LED Cathode | |||||||||
| 3 | GND | Ground | |||||||||
| 4 | MIPI_DN |  			 ♦ Low voltage differential data signal ♦ Leave the pin to open when not in use.  |  		|||||||||
| 5 | MIPI_DP | ||||||||||
| 6 | GND | Ground | |||||||||
| 7 | MIPI_CN |  			 ♦ Low voltage differential clock signal ♦ Leave the pin to open when not in use.  |  		|||||||||
| 8 | MIPI_CP | ||||||||||
| 9 | GND | Ground | |||||||||
| 10~12 | IM[0~2] | The MCU interface mode select | |||||||||
| 13 | RESET | TFT Reset Pin.Signal is active low. | |||||||||
| 14 | VSD |  			 ♦ Vertical synchronizing input signal for RGB interface. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 15 | HSD |  			 ♦ Horizontal synchronizing input signal for RGB interface. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 16 | PCLK |  			 ♦ Dot clock signal for RGB interface. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 17 | DEN |  			 ♦ Data enable signal for RGB interface. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 18~35 | DB[17~0] | Data | Bus.If | not | used, | please | fix | this | pin | at | GND. | 
| 36 | SPI_SDO |  			 ♦ SPI interface output pin.If not used, let this pin open. ♦ The data is outputted on the falling edge.  |  		|||||||||
|  			 
 37  |  			 			 
 SPI_SDI  |  			 			 ♦ SPI interface input/output pin. ♦ The data is latched on the rising edge. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 38 | RDX |  			 ♦ Read enable in 8080 MCU parallel IF. Low-active. ♦If not used, please fix this pin at GND.  |  		|||||||||
|  			 
 39  |  			WRX SPI_SCL |  			 ♦ Write enable in MCU parallel interface ♦ In SPI mode, this pin is used as SCL. ♦ If not used, please fix this pin at GND.  |  		|||||||||
| 40 | DCX |  			 ♦ Display data/command selection pin in parallel IF. ♦ If not used, please fix this pin at GND.  |  		||
| 41 | CSX/SPI_CS |  			 ♦ Chip select input pin (“Low” enable). ♦ If not used, please fix this pin at GND.  |  		||
|  			 
 42  |  			 			 
 TE  |  			 			 ♦ Tearing effect signal is used to synchronize MCU to frame memory writing. ♦ If not used, please let this pin open.  |  		||
| 43 | VCI | Digital Power | ||
| 44 | GND | Ground | ||
| 45 | NC/CTP_VDD |  			 ♦ Power supply input for CTP. ♦ If not used, please let this  |  			 			 
 pin  |  			 			 
 open.  |  		
|  			 
 46  |  			RTP-XR CTP-SCL |  			 ♦ CTP Serial clock signal. ♦ RTP XR control signal ♦ If not used, please let this pin open.  |  		||
|  			 
 47  |  			RTP-YD CTP-SDA |  			 ♦ CTP Serial data input signal. ♦ RTP YD control signal ♦ If not used, please let this pin open.  |  		||
|  			 
 48  |  			RTP-XL CTP-INT |  			 ♦ CTP_External interrupt to the host. ♦ RTP XL control signal ♦ If not used, please let this pin open.  |  		||
|  			 
 49  |  			RTP-YU CTP-RES |  			 ♦ CTP Reset Pin. ♦ RTP YU control signal ♦ If not used, please let this  |  			 			 
 pin  |  			 			 
 open.  |  		
| 50 | GND | Ground | ||










